Finding the Fourth Proportional to 532,437.08, 734,792.92 and 290,742.08
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Solution
The fourth proportional to 532,437.08, 734,792.92 and 290,742.08 is: 401,240.31
Step by Step Solution
- Step 1: Write the proportion equation
532,437.08 : 734,792.92 = 290,742.08 : x - Step 2: Convert to fraction form
532,437.08/734,792.92 = 290,742.08/x - Step 3: Cross multiply
532,437.08x = 734,792.92 × 290,742.08 - Step 4: Simplify right side
532,437.08x = 213,635,217,529.25 - Step 5: Solve for x
x = 213,635,217,529.25/532,437.08 - Step 6: Final answer
x = 401,240.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.